ORing provides NB-IoT meter reading modules which collect meter data via TTL, UART, and Modbus. The modules adopt low-power MCUs and support lower-power consumption to ensure the reliability and efficiency of equipment. ORing also provides customized transmission frequency and reporting for power control based on customers' needs. Other customized services such as tailor-made device sizes and antenna design for different meters are also available. ORing's modules supports standard IIoT formats such as MQTT, CoAP and LWM2M to enable rapid connection and integration with different IIoT platforms.